Phyton

Store your XP in craftable crystals. Survival-friendly and tier-based: store 3, 10, 30, 50 levels—or infinite XP. Very Customizable

27 Magic Mirrors that can teleport you to different places! Inspired by Terraria's Magic Mirror

Keep all Effects after death. Extremely configurable server-side mod/datapack

Nightvision when looking through a spyglass! Configurable as an enchantment!

Crafting recipe to turn any armor piece invisible, or visible again

Survival Friendly Items that Add or Remove Hearts and Health permanently! Fully configurable Settings!

Mobs have a small chance to be infected by nasty little creeper parasites

Customizable extra Elytra durability loss, toggle per dimension.